Definition of entertainment noun from the Oxford Advanced Learner's Dictionary
entertainment
noun
ˌentəˈteɪnmənt ˌentərˈteɪnmənt
1[uncountable, countable]films/movies, music, etc. used to entertain people; an example of thisradio, television and other forms of entertainmentThere will be live entertainment at the party.It was typical family entertainment.The entertainment was provided by a folk band.Local entertainments are listed in the newspaper.The show was good entertainment value.2[uncountable]the act of entertaining somebodya budget for the entertainment of clients
Usage note: entertainmentfunrecreationrelaxationplaypleasureamusementThese are all words for things or activities used to entertain people when they are not working.entertainment films, television, music, etc. used to entertain people: There are three bars, with live entertainment seven nights a week.fun (rather informal) behaviour or activities that are not serious but come from a sense of enjoyment: It wasn't serious—it was all done in fun.◇We didn't mean to hurt him. It was just a bit of fun.◇The lottery provides harmless fun for millions.recreation (rather formal) things people do for enjoyment when they are not working: His only form of recreation is playing football.relaxation (rather formal) things people do to rest and enjoy themselves when they are not working; the ability to relax: I go hill-walking for relaxation.recreation or relaxation?Both these words can be used for a wide range of activities, physical and mental, but relaxation is sometimes used for gentler activities than recreation: I play the flute in a wind band for recreation.◇I listen to music for relaxation.play things that people, especially children, do for enjoyment rather than as work: the happy sounds of children at playpleasure the activity of enjoying yourself, especially in contrast to working: Are you in Paris for business or pleasure?amusement the fact of being entertained by something: What do you do for amusement round here?to do something for entertainment/fun/recreation/relaxation/pleasure/amusementto provide entertainment/fun/recreation/relaxation/amusement
ˌentəˈteɪnmənt 
ˌentərˈteɪnmənt 
1 [uncountable, countable] films/movies, music, etc. used to entertain people; an example of thisradio, television and other forms of entertainmentThere will be live entertainment at the party.It was typical family entertainment.The entertainment was provided by a folk band.Local entertainments are listed in the newspaper.The show was good entertainment value.2 [uncountable] the act of entertaining somebodya budget for the entertainment of clients
Usage note: entertainmentfun recreation relaxation play pleasure amusementThese are all words for things or activities used to entertain people when they are not working.entertainment films, television, music, etc. used to entertain people: There are three bars, with live entertainment seven nights a week.fun (rather informal) behaviour or activities that are not serious but come from a sense of enjoyment: It wasn't serious—it was all done in fun. ◇ We didn't mean to hurt him. It was just a bit of fun. ◇ The lottery provides harmless fun for millions.recreation (rather formal) things people do for enjoyment when they are not working: His only form of recreation is playing football.relaxation (rather formal) things people do to rest and enjoy themselves when they are not working; the ability to relax: I go hill-walking for relaxation.recreation or relaxation?Both these words can be used for a wide range of activities, physical and mental, but relaxation is sometimes used for gentler activities than recreation: I play the flute in a wind band for recreation. ◇ I listen to music for relaxation.play things that people, especially children, do for enjoyment rather than as work: the happy sounds of children at playpleasure the activity of enjoying yourself, especially in contrast to working: Are you in Paris for business or pleasure?amusement the fact of being entertained by something: What do you do for amusement round here?to do something for entertainment/fun/recreation/relaxation/pleasure/amusementto provide entertainment/fun/recreation/relaxation/amusement